Talk to people in the business sector. As many as you can. See what they complain about. Usually the best way to solve a problem for an advantage. Don't limit

Talk to people in the business sector. As many as you can. See what they complain about. Usually the best way to solve a problem for an advantage. Don't limit yourself to technological problems. eg Zerocater. Although they present a technological interface, they still do the grunt work in talking to restaurants on issues.